5/16-18 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

7/8-14 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (75)

1 1/2 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (10)

9/16-12 x 5 1/2 Hex Cap Screw SS 18-8 (A2)

1-8 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (25) Wing Nuts 18-8 Stainless Steel 5/16-18 x 4 L9 Hex1 8 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (25). Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of 120,000 psi